Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 049cd78ea5ebf71acc54e87ebeb51d97a4cdb86d036061ef5e719abd656be1347cfaf4d1a1da49b7e787c39c2243fd07a93b4941e4febb53bc462ad19599d848f5